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extractPulseStepSegments.m
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extractPulseStepSegments.m
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function [dataSeg] = extractPulseStepSegments(data,mode,stepNum)
idxStepNum = mode == stepNum;
fldNames = fieldnames(data);
if idxStepNum(1) ~= 0 && idxStepNum(end) == 0
idxStepNum = [0; idxStepNum];
numStepNumOccStart = find(diff(idxStepNum) == 1);
numStepNumOccEnd = find(diff(idxStepNum) == -1);
elseif idxStepNum(end) ~= 0 && idxStepNum(1) == 0
idxStepNum = [idxStepNum; 0];
numStepNumOccStart = find(diff(idxStepNum) == 1);
numStepNumOccEnd = find(diff(idxStepNum) == -1);
numStepNumOccEnd(end) = length(data.(fldNames{1}));
elseif idxStepNum(1) ~= 0 && idxStepNum(end) ~= 0
idxStepNum = [0; idxStepNum; 0];
numStepNumOccStart = find(diff(idxStepNum) == 1);
numStepNumOccEnd = find(diff(idxStepNum) == -1);
numStepNumOccEnd(end) = length(data.(fldNames{1}));
else
numStepNumOccStart = find(diff(idxStepNum) == 1);
numStepNumOccEnd = find(diff(idxStepNum) == -1);
end
cntr = 0;
for jj = 1:length(numStepNumOccStart)
if mode(numStepNumOccEnd(jj)+1) == stepNum + 1
cntr = cntr + 1;
modeTrunc = mode(numStepNumOccEnd(jj)+1:end);
idxRestNum = modeTrunc == stepNum + 1;
numStepNumOccEndR = find(diff(idxRestNum) == -1,1) + numStepNumOccEnd(jj);
idxStep = [numStepNumOccStart(jj):numStepNumOccEndR];
for ii = 1:length(fldNames)
tmpVar = data.(fldNames{ii});
dataSeg(cntr,1).(fldNames{ii}) = tmpVar(idxStep);
end
else
continue
end
end
end